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A247996 as a simple table

na(n)
132
2396
32292
49080
528020
672972
7167576
8349392
9674520
101223180
112105772
123469896
135507852
148465100
1512649200
1618439712
1726298576
1836781452
1950549540
2068382360
2191191012
22120032396
23156123912
24200859120
25255823880
26322813452

[32,396,2292,9080,28020,72972,167576,349392,
 674520,1223180,2105772,3469896,5507852,8465100,
 12649200,18439712,26298576,36781452,50549540,
 68382360,91191012,120032396,156123912,200859120,
 255823880,322813452]